UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122512.upa.cvt Date: 1200Z 25 DEC 25 Searching for X0635... Searching the city database file for: X0635 ... Date:1200Z 25 DEC 25 Station: X0635 WMO ident: 30635 Latitude: 54.42 Longitude: 109.02 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 235 SFC 970 459 -23.1 -29.1 58 6.0 -23.7 110 5 252.2 252.3 251.4 253.2 0.35 2 958 551 -23.9 -29.9 58 6.0 -24.5 110 7 252.3 252.4 251.5 253.3 0.33 3 925 811 -19.1 -26.1 54 7.0 -20.0 110 13 259.8 259.9 258.0 261.2 0.49 4 900 1015 -15.7 -22.7 55 7.0 -16.9 69 10 265.3 265.4 262.7 267.3 0.68 5 852 1425 -17.3 -23.3 60 6.0 -18.3 348 5 267.8 268.0 264.5 269.8 0.69 6 850 1443 -17.3 -23.3 60 6.0 -18.3 345 5 268.0 268.1 264.6 270.0 0.69 7 825 1668 -15.5 -20.5 65 5.0 -16.4 340 8 272.2 272.4 267.9 274.8 0.91 8 719 2692 -22.5 -25.2 79 2.7 -22.9 315 24 275.5 275.6 269.6 277.5 0.69 9 706 2827 -20.3 -23.0 79 2.7 -20.8 312 26 279.3 279.5 272.2 281.9 0.85 10 700 2890 -19.7 -22.7 77 3.0 -20.3 310 27 280.7 280.8 273.1 283.3 0.88 11 689 3007 -18.9 -23.9 65 5.0 -19.8 310 28 282.8 283.0 274.2 285.3 0.80 12 674 3171 -19.1 -26.1 54 7.0 -20.3 310 29 284.4 284.5 274.8 286.5 0.67 13 659 3338 -18.3 -25.3 54 7.0 -19.6 310 30 287.1 287.3 276.4 289.4 0.74 14 611 3898 -21.1 -30.1 44 9.0 -22.4 310 34 290.2 290.3 277.6 291.8 0.51 15 500 5340 -32.7 -37.7 61 5.0 -33.1 310 44 293.2 293.2 278.7 294.2 0.30 16 400 6870 -44.9 -49.5 60 4.6 -45.1 305 50 296.6 296.7 280.0 297.0 0.10 17 309 8544 -58.1 -62.8 55 4.7 -58.2 296 67 300.9 300.9 281.7 301.0 0.03 18 300 8730 -58.7 -63.4 55 4.7 -58.7 295 69 302.6 302.6 282.5 302.7 0.03 19 268 9438 -62.0 -66.7 53 4.7 -62.0 300 73 307.8 307.8 284.5 307.8 0.02 20 265 9508 -62.3 -67.0 53 4.7 -62.3 300 71 308.3 308.3 284.7 308.3 0.02 21 250 9870 -61.9 -66.5 54 4.6 -61.9 300 69 314.0 314.0 286.8 314.1 0.02 22 202 11188 -59.9 -64.6 54 4.7 -60.0 295 64 336.9 337.0 293.6 337.1 0.03 23 200 11250 -58.9 -63.8 53 4.9 -59.0 295 64 339.5 339.5 294.2 339.6 0.04 24 152 12976 -55.1 -61.1 47 6.0 -55.3 300 66 373.7 373.7 301.2 374.0 0.07 25 150 13060 -56.3 -63.3 41 7.0 -56.5 300 66 373.1 373.1 301.1 373.3 0.05 26 101 15567 -59.7 -68.7 30 9.0 -59.9 295 64 411.2 411.2 306.7 411.4 0.04 27 100 15630 -59.7 -68.7 30 9.0 -59.9 295 64 412.4 412.4 306.8 412.6 0.04 28 91 16220 -61.3 -70.3 29 9.0 -61.5 295 65 420.5 420.5 307.8 420.6 0.03 29 70 17860 -59.7 -69.7 26 10.0 -60.0 295 69 456.7 456.7 311.5 456.9 0.05 30 51 19857 -56.1 -69.1 18 13.0 -56.8 508.4 508.4 315.5 508.8 0.07 TRP 265 9508 -62.3 -67.0 53 4.7 -62.3 300 71 308.3 308.3 284.7 308.3 0.02 WND 268 9438 -62.0 -66.7 53 4.7 -62.0 300 73 307.8 307.8 284.5 307.8 0.02 Sounding variables and indices 1000-500 mb thick: 5105.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 59.18 % Est. max temperature: -3.14 C = 26.34 F Sfc-Lift cond lev (LCL): 877.68 mb = 1203.21 m = 3947.50 ft T: -16.43 C 700-500 lapse rate: 5.31 C/km Conv cond level (CCL): 509.76 mb = 5200.99 m = 17063.40 ft Mean mixing ratio: 0.53 g/kg Conv temperature: 17.22 C = 63.00 F Cap Strength: 24.85 C Lifted Index: 25.76 C Risk: None Lifted Index @300 mb: 28.88 C Lifted Index @700 mb: 17.55 C Showalter Index: 19.19 C Risk: None Total Totals Index: 24.80 C Risk: None Vertical Totals Index: 15.40 C Cross Totals Index: 9.40 C K Index: -10.90 Risk: None Sweat Index: 54.00 Risk: None Energy Index: 5.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 72.18 J/kg Max Up Vert Vel: 12.01 m/s Conv Inhibition (B-): 36714.10 J/kg Cap Strength: 25.70 C Lift Cond Lev (LCL): 828.66 mb = 1634.33 m = 5361.91 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 341 at 22 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 970 459 110 5 -4.7 1.7 | 152 25 -11.6 22.1 1 925 811 110 13 -12.2 4.4 | 142 31 -19.1 24.8 2 850 1443 345 5 1.3 -4.8 | 160 17 -5.6 15.5 3 700 2890 310 27 20.7 -17.4 | 258 14 13.8 3.0 4 500 5340 310 44 33.7 -28.3 | 286 28 26.8 -7.9 5 400 6870 305 50 41.0 -28.7 | 284 35 34.1 -8.3 6 300 8730 295 69 62.5 -29.2 | 279 56 55.6 -8.8 7 268 9438 300 73 63.2 -36.5 | 286 59 56.3 -16.1 8 265 9508 300 71 61.5 -35.5 | 285 57 54.6 -15.1 9 250 9870 300 69 59.8 -34.5 | 285 55 52.9 -14.1 10 200 11250 295 64 58.0 -27.0 | 277 52 51.1 -6.7 11 150 13060 300 66 57.2 -33.0 | 284 52 50.3 -12.6 12 100 15630 295 64 58.0 -27.0 | 277 52 51.1 -6.7 13 70 17860 295 69 62.5 -29.2 | 279 56 55.6 -8.8 Wind Parameters Mean winds (0-6000m): 311.3 at 28.7 knts Storm direction: 341.3 at 21.5 knts Shear (0-3000m) pos: 0.0 neg: 6.1 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 116.0 deg Storm rel helicity (0-3000m) pos: 79.3 neg: -61.6 tot: 17.8 m^2/s^2 ave: 5.9 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 2.8 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.38 Bulk Shear: 189.24 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 105 10 144 28| 0.0 7.4 7.4| 0.0 -59.0 -59.0 -118.1 -0.60| 13.5 -8.2 1000 98 9 144 27| 0.0 4.7 4.7| 33.8 -61.6 -27.7 -27.7 -0.03| 14.3 -0.4 1500 58 9 137 21| 0.0 5.8 5.8| 41.9 -61.6 -19.6 -13.1 0.05| 12.2 0.6 2000 356 11 147 11| 0.0 6.4 6.4| 56.6 -61.6 -5.0 -2.5 0.21| 11.3 2.4 2500 326 14 184 9| 0.0 6.6 6.6| 69.1 -61.6 7.5 3.0 0.27| 10.8 2.9 3000 320 16 202 9| 0.0 6.1 6.1| 79.3 -61.6 17.8 5.9 0.29| 9.6 2.8 4000 315 21 232 10| 0.0 5.5 5.5| 99.9 -61.6 38.3 9.6 0.33| 8.1 2.6 5000 313 25 253 12| 0.0 5.1 5.1|117.8 -62.1 55.7 11.1 0.33| 7.1 2.4 6000 311 29 264 15| 0.0 4.6 4.6|117.8 -69.8 48.0 8.0 0.30| 6.4 1.9 Wrote GIF file: /home/apache/climate/data/raob//X0635/skewt/X0635.skewt.20251225.12.gif